diff -r f742655b05bf -r d38647835c2e sipvoipprovider/svphold/src/svpholdcontroller.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/sipvoipprovider/svphold/src/svpholdcontroller.cpp Wed Sep 01 12:29:57 2010 +0100 @@ -0,0 +1,664 @@ +/* +* Copyright (c) 2006-2010 Nokia Corporation and/or its subsidiary(-ies). +* All rights reserved. +* This component and the accompanying materials are made available +* under the terms of "Eclipse Public License v1.0" +* which accompanies this distribution, and is available +* at the URL "http://www.eclipse.org/legal/epl-v10.html". +* +* Initial Contributors: +* Nokia Corporation - initial contribution. +* +* Contributors: +* +* Description: Hold controller, interface class to SVP sessions +* +*/ + + +#include +#include +#include + +#include "svpholdcontroller.h" +#include "svpholdmediahandler.h" +#include "svpholdobserver.h" +#include "svpsessionbase.h" +#include "svpsipconsts.h" +#include "svpconsts.h" +#include "svplogger.h" + + +// --------------------------------------------------------------------------- +// CSVPHoldController::CSVPHoldController +// --------------------------------------------------------------------------- +// +CSVPHoldController::CSVPHoldController() : + iContext( NULL ), + iPreviousHoldState( ESVPHoldConnected ), + iHoldRequestCompleted( EFalse ), + iHoldRequest( ESVPHoldNoRequest ), + iReinviteCrossover( EFalse ) + { + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::ConstructL +// --------------------------------------------------------------------------- +// +void CSVPHoldController::ConstructL( + CMceSession& aSession, + TMceTransactionDataContainer& aContainer, + MSVPHoldObserver* aObserver, + TBool aIsMobileOriginated ) + { + iContext = CSVPHoldContext::NewL( aSession, aContainer, aObserver, + aIsMobileOriginated ); + } + +// ----------------------------------------------------------------------------- +// CSVPHoldController::NewL +// ----------------------------------------------------------------------------- +// +CSVPHoldController* CSVPHoldController::NewL( + CMceSession& aSession, + TMceTransactionDataContainer& aContainer, + MSVPHoldObserver* aObserver, + TBool aIsMobileOriginated ) + { + CSVPHoldController* self = new ( ELeave ) CSVPHoldController(); + + CleanupStack::PushL( self ); + self->ConstructL( aSession, aContainer, aObserver, + aIsMobileOriginated ); + + CleanupStack::Pop( self ); + + return self; + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::NewLC +// --------------------------------------------------------------------------- +// +CSVPHoldController* CSVPHoldController::NewLC( + CMceSession& aSession, + TMceTransactionDataContainer& aContainer, + MSVPHoldObserver* aObserver, + TBool aIsMobileOriginated ) + { + CSVPHoldController* self = new ( ELeave ) CSVPHoldController(); + CleanupStack::PushL( self ); + self->ConstructL( aSession, aContainer, aObserver, + aIsMobileOriginated ); + + return self; + } + + +// --------------------------------------------------------------------------- +// CSVPHoldController::~CSVPHoldController +// --------------------------------------------------------------------------- +// +CSVPHoldController::~CSVPHoldController() + { + delete iContext; + SVPDEBUG1( "CSVPHoldController::~CSVPHoldController Done" ); + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::RetryHoldRequest +// --------------------------------------------------------------------------- +// +TInt CSVPHoldController::RetryHoldRequest( CMceSession* aSession ) + { + SVPDEBUG1( "CSVPHoldController::RetryHoldRequest -- IN" ); + TInt err = KErrNone; + switch ( iHoldRequest ) + { + case ESVPHoldToHold: + { + SVPDEBUG1( "CSVPHoldController::RetryHoldRequest -- Hold" ); + err = HoldSession( aSession ); + break; + } + + case ESVPHoldToResume: + { + SVPDEBUG1( "CSVPHoldController::RetryHoldRequest -- Resume" ); + err = ResumeSession( aSession ); + break; + } + + default: + { + SVPDEBUG1( "CSVPHoldController::RetryHoldRequest -- No request!!" ); + err = KErrNotFound; + break; + } + } + + iHoldRequest = ESVPHoldNoRequest; + SVPDEBUG1( "CSVPHoldController::RetryHoldRequest -- OUT" ); + return err; + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::HoldSession +// --------------------------------------------------------------------------- +// +TInt CSVPHoldController::HoldSession( CMceSession* aSession ) + { + SVPDEBUG1( "CSVPHoldController::HoldSession -- IN" ); + + if ( HoldAllowed() ) + { + iHoldRequest = ESVPHoldToHold; + iHoldRequestCompleted = EFalse; + SVPDEBUG1( "CSVPHoldController::HoldSession -- Allowed" ); + TInt err = KErrNone; + iContext->SetSessionObject( aSession ); + + TRAP( err, iContext->ApplyCurrentStateL( aSession, + ESVPHoldToHold ) ); + + SVPDEBUG2( + "CSVPHoldController::HoldSession -- ApplyCurrentState done, err = %i", + err ); + + switch ( err ) + { + case KErrSVPHoldLocalOldwayholdNeeded: + { + SVPDEBUG1( + "CSVPHoldController::HoldSession: Oldway hold needed" ); + + iContext->SetFirstAttempt( EFalse ); // Clearing the flag + TRAP( err, iContext->ApplyCurrentStateL( aSession, + ESVPHoldToHold ) ); + return err; + } + + default: + { + SVPDEBUG2( + "CSVPHoldController::HoldSession - default, err: %i", err ); + return err; + } + } + } + + else + { + return KErrSVPHoldInProgress; + } + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::ResumeSession +// --------------------------------------------------------------------------- +// +TInt CSVPHoldController::ResumeSession( CMceSession* aSession ) + { + if ( ResumeAllowed() ) + { + iHoldRequest = ESVPHoldToResume; + iHoldRequestCompleted = EFalse; + TInt err = KErrNone; + iContext->SetSessionObject( aSession ); + TRAP( err, iContext->ApplyCurrentStateL( aSession, + ESVPHoldToResume ) ); + return err; + } + else + { + return KErrSVPHoldResumeInProgress; + } + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::TimedOut +// --------------------------------------------------------------------------- +// +void CSVPHoldController::TimedOut() + { + iContext->TimedOut(); + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::IncomingRequest +// --------------------------------------------------------------------------- +// +TInt CSVPHoldController::IncomingRequest( CMceSession* aSession ) + { + SVPDEBUG1( "CSVPHoldController::IncomingRequest IN" ) + if ( IncomingRequestAllowed() ) + { + SVPDEBUG1( "CSVPHoldController::IncomingRequest allowed" ) + + iHoldRequestCompleted = EFalse; + iContext->SetSessionObject( aSession ); + TInt err = KErrNone; + TRAP( err, iContext->ApplyCurrentStateL( aSession, + ESVPHoldIncoming ) ); + + if ( KErrSVPHoldNotHoldRequest == err ) + { + iHoldRequestCompleted = ETrue; + } + + return err; + } + + else + { + SVPDEBUG1( "CSVPHoldController::IncomingRequest not allowed!" ) + + return KErrSVPHoldRequestPending; + } + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::IncomingResponse +// --------------------------------------------------------------------------- +// +TInt CSVPHoldController::IncomingResponse( + CMceSession* aSession, + TInt aStatusCode ) + { + if ( IncomingResponseAllowed() ) + { + SVPDEBUG1( "CSVPHoldController::IncomingResponse - Allowed" ); + iContext->SetSessionObject( aSession ); + iContext->SetResponseStatusCode( aStatusCode ); + TInt err = KErrNone; + TRAP( err, iContext->ApplyCurrentStateL() ); + iContext->SetResponseStatusCode( KErrNotFound ); + + SVPDEBUG2( "CSVPHoldController::IncomingResponse - Error = %i", err ); + return err; + } + + else + { + SVPDEBUG1( "CSVPHoldController::IncomingResponse - not Allowed!" ); + return KErrSVPHoldRequestPending; + } + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::HoldInProgress +// --------------------------------------------------------------------------- +// +TBool CSVPHoldController::HoldInProgress() const + { + return !iHoldRequestCompleted; + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::HoldRolledBack +// --------------------------------------------------------------------------- +// +TBool CSVPHoldController::HoldRolledBack() const + { + return iContext->HoldRolledBack(); + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::HoldFailed +// --------------------------------------------------------------------------- +// +TBool CSVPHoldController::HoldFailed() + { + return iContext->HoldFailed(); + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::ResumeFailed +// --------------------------------------------------------------------------- +// +TBool CSVPHoldController::ResumeFailed() + { + return iContext->ResumeFailed(); + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::ContinueHoldProcessing +// --------------------------------------------------------------------------- +// +TInt CSVPHoldController::ContinueHoldProcessing( CMceSession& aSession ) + { + SVPDEBUG1( "CSVPHoldController::ContinueHoldProcessing - IN" ); + iReinviteCrossover = EFalse; + TInt err = KErrNone; + iContext->SetSessionObject( &aSession ); + + TRAP( err, iContext->ApplyCurrentStateL() ); + + iHoldRequestCompleted = ETrue; + SVPDEBUG2( "CSVPHoldController::ContinueHoldProcessing - Ready, err = %i", + err ); + return err; + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::RequestFailed +// --------------------------------------------------------------------------- +// +TInt CSVPHoldController::RequestFailed( CMceSession& aSession, + TInt aStatusCode, + CSVPSessionBase& aBase ) + { + SVPDEBUG1( "CSVPHoldController::RequestFailed - IN" ); + + + aBase.StopTimers(); + + // If 491 received first time, try it once more. No need to enable / + // disable audios + if ( KSVPRequestPendingVal == aStatusCode ) + { + SVPDEBUG1( "CSVPHoldController::RequestFailed - 491 received" ) + if ( !iReinviteCrossover ) + { + // First 491 received + iReinviteCrossover = ETrue; + iContext->CrossOver( ETrue ); + } + else + { + // Second 491; hold/resume request failed + iReinviteCrossover = EFalse; + iContext->CrossOver( EFalse ); + } + } + + if ( 0 == aStatusCode && ESVPEstablishing == HoldState() ) + { + SVPDEBUG1( "CSVPHoldController::RequestFailed - status 0 received" ) + + iReinviteCrossover = EFalse; + iContext->CrossOver( EFalse ); + + SVPDEBUG1( "CSVPHoldController::RequestFailed - set status code 400" ) + aStatusCode = KSVPBadRequestVal; + } + + TInt err = KErrNone; + if ( iReinviteCrossover ) + { + TRAP( err, aBase.StartTimerL( aBase.ReinviteCrossoverTime(), + KSVPReInviteTimerExpired ) ); + if ( err ) + { + SVPDEBUG2("CSVPHoldController::RequestFailed - Timer, err %i", + err ) + } + } + + iContext->SetCallRequestFailed( ETrue ); + err = IncomingResponse( &aSession, aStatusCode ); + iContext->SetCallRequestFailed( EFalse ); + SVPDEBUG1( "CSVPHoldController::RequestFailed - OUT" ); + return err; + } + + +// --------------------------------------------------------------------------- +// CSVPHoldController::CheckCrossOver +// --------------------------------------------------------------------------- +// +void CSVPHoldController::CheckCrossOver( CSVPSessionBase& aBase ) + { + SVPDEBUG1( "CSVPHoldController::CheckCrossOver - IN" ); + if ( iReinviteCrossover ) + { + SVPDEBUG1("CSVPHoldController::CheckCrossOver - True"); + + aBase.StopTimers(); + iReinviteCrossover = EFalse; + iContext->CrossOver( EFalse ); + + TSVPHoldRequestType previousRequest = HoldRequest(); + + if ( ESVPLocalHold == previousRequest || + ESVPLocalDoubleHold == previousRequest ) + { + aBase.HoldRequestFailed(); + } + + else if ( ESVPLocalResume == previousRequest || + ESVPLocalDoubleHoldResume == previousRequest ) + { + aBase.ResumeRequestFailed(); + } + + else + { + // This case should never happen + SVPDEBUG2( "CSVPHoldController::CheckCrossOver - Error, = %i", + previousRequest ); + } + } + + SVPDEBUG1( "CSVPHoldController::CheckCrossOver - OUT" ); + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::HoldState +// Returns the hold state. +// --------------------------------------------------------------------------- +// +TSVPSessionHoldState CSVPHoldController::HoldState() const + { + SVPDEBUG1( "CSVPHoldController::HoldState" ); + + TSVPHoldStateIndex currentState = iContext->CurrentState(); + + + if ( KSVPHoldConnectedStateIndex == currentState ) + { + SVPDEBUG1( "CSVPHoldController::HoldState - CONNECTED" ); + return ESVPConnected; + } + + else if ( KSVPHoldEstablishingStateIndex == currentState ) + { + SVPDEBUG1( "CSVPHoldController::HoldState - ESTABLISHING" ); + return ESVPEstablishing; + } + + else + { + SVPDEBUG1( "CSVPHoldController::HoldState - ONHOLD" ); + return ESVPOnHold; + } + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::HoldRequest +// Returns the hold request type. +// --------------------------------------------------------------------------- +// +TSVPHoldRequestType CSVPHoldController::HoldRequest() const + { + SVPDEBUG1( "CSVPHoldController::HoldRequest" ); + return iContext->HoldRequest(); + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::HoldAllowed +// --------------------------------------------------------------------------- +// +TBool CSVPHoldController::HoldAllowed() + { + TSVPHoldStateIndex currentState = iContext->CurrentState(); + + if ( KSVPHoldOutStateIndex == currentState || + KSVPHoldEstablishingStateIndex == currentState || + KSVPHoldDHStateIndex == currentState ) + { + SVPDEBUG1( "CSVPHoldController::HoldAllowed - EFalse" ); + return EFalse; + } + else + { + SVPDEBUG1( "CSVPHoldController::HoldAllowed - ETrue" ); + return ETrue; + } + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::ResumeAllowed +// --------------------------------------------------------------------------- +// +TBool CSVPHoldController::ResumeAllowed() + { + TSVPHoldStateIndex currentState = iContext->CurrentState(); + if ( KSVPHoldInStateIndex == currentState || + KSVPHoldEstablishingStateIndex == currentState || + KSVPHoldConnectedStateIndex == currentState ) + { + return EFalse; + } + else + { + SVPDEBUG1( "CSVPHoldController::ResumeAllowed" ); + return ETrue; + } + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::Muted +// --------------------------------------------------------------------------- +// +void CSVPHoldController::Muted( TBool aMuted ) + { + iContext->Muted( aMuted ); + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::IncomingRequestAllowed +// --------------------------------------------------------------------------- +// +TBool CSVPHoldController::IncomingRequestAllowed() + { + if ( KSVPHoldEstablishingStateIndex == iContext->CurrentState() ) + { + return EFalse; + } + else + { + SVPDEBUG1( "CSVPHoldController::IncomingRequestAllowed" ); + + return ETrue; + } + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::IncomingResponseAllowed +// --------------------------------------------------------------------------- +// +TBool CSVPHoldController::IncomingResponseAllowed() + { + if ( KSVPHoldEstablishingStateIndex == iContext->CurrentState() ) + { + SVPDEBUG1( "CSVPHoldController::IncomingResponseAllowed" ); + return ETrue; + } + else + { + return EFalse; + } + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::HoldEvent +// --------------------------------------------------------------------------- +// +MCCPCallObserver::TCCPCallEvent CSVPHoldController::HoldEvent() + { + return iContext->HoldEvent(); + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::RefreshHoldStateL +// --------------------------------------------------------------------------- +// +void CSVPHoldController::RefreshHoldStateL() + { + SVPDEBUG1( "CSVPHoldController::RefreshHoldStateL - In" ); + + CMceSession* session = iContext->SessionObject(); + const RPointerArray< CMceMediaStream >& streams = session->Streams(); + CMceMediaStream* mediaStream = NULL; + + TInt streamCount = streams.Count(); + for ( TInt i = 0; i < streamCount; i++ ) + { + mediaStream = streams[ i ]; + TMceMediaType mediaType = mediaStream->Type(); + if ( KMceAudio == mediaType ) + { + SVPDEBUG1( "CSVPHoldController::RefreshHoldStateL - Stream found" ); + mediaStream = streams[ i ]; + RefreshL( *mediaStream ); + break; + } + } + + SVPDEBUG1( "CSVPHoldController::RefreshHoldStateL - Out" ); + } + +// --------------------------------------------------------------------------- +// CSVPHoldController::RefreshL +// --------------------------------------------------------------------------- +// +void CSVPHoldController::RefreshL( CMceMediaStream& aMediaStream ) + { + if ( &aMediaStream ) + { + switch ( iContext->CurrentState() ) + { + case KSVPHoldOutStateIndex: + { + iContext->MediaHandler().PerformMediaActionL( + aMediaStream, ESVPLocalHold ); + break; + } + + case KSVPHoldInStateIndex: + { + iContext->MediaHandler().PerformMediaActionL( + aMediaStream, ESVPRemoteHold ); + break; + } + + case KSVPHoldDHStateIndex: + { + iContext->MediaHandler().PerformMediaActionL( + aMediaStream, ESVPLocalDoubleHold ); + break; + } + + case KSVPHoldConnectedStateIndex: + { + // Special case here; for enablingIOP: audio is lost on Snom M3 when it unholds the call + SVPDEBUG1( "CSVPHoldController::RefreshL -> Refresh audio" ); + iContext->MediaHandler().EnableAudioL( *iContext ); + SVPDEBUG1( "CSVPHoldController::RefreshL <- Refresh audio done" ); + break; + } + + case KSVPHoldEstablishingStateIndex: + { + SVPDEBUG1( "CSVPHoldController::RefreshL - Not needed" ); + break; + } + } + } + + SVPDEBUG1( "CSVPHoldController::RefreshL - Out" ); + } + +